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Genus: Enigmaconus MacKinnon, 1985 † (DB: 2 SP)
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Enigmaconus parvus
MacKinnon, 1985 † (FOSSIL)
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Enigmaconus pyramidalis
Kouchinsky & al., 2015 † (FOSSIL)
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Genus: Eotebenna Runnegar & Jell, 1976 † (DB: 5 SP)
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Eotebenna arctica
Peel, 1989 † (FOSSIL)
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Eotebenna papilio
Runnegar & Jell, 1976 † (FOSSIL)
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Eotebenna pontifex
Runnegar & Jell, 1976 † (FOSSIL)
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Eotebenna recta
Missarzhevsky & Mambetov, 1981 † (FOSSIL)
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Eotebenna viviannae
Peel, 1991 † (FOSSIL)
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Genus: Janospira Fortey & Whittaker, 1976 † (DB: 1 SP)
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Janospira nodus
Fortey & Whittaker, 1976 † (FOSSIL)
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Genus: Michniakia Missarzhevsky , 1966 † (DB: 1 SP)
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Michniakia minuta
Rozanov & Missarzhevsky, 1966 † (FOSSIL)
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Genus: Yochelcionella Runnegar & Pojeta, Jr., 1974 † (DB: 15 SP)
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Yochelcionella aichalica
Schabanov & al., 1987 † (FOSSIL)
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Yochelcionella americana
Runnegar & Pojeta, 1980 † (FOSSIL)
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Yochelcionella angustiplicata
Hinz-Schallreuter, 1997 † (FOSSIL)
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Yochelcionella chinensis
Pei, 1985 † (FOSSIL)
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Yochelcionella crassa
Esakova & H. Zhegallo, 1996 † (FOSSIL)
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Yochelcionella cyrano
Runnegar & Pojeta Jr., 1974 † (FOSSIL)
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Yochelcionella daleki
Runnegar & Jell, 1976 † (FOSSIL)
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Yochelcionella erecta
(Walcott, 1891 †) (FOSSIL)
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Yochelcionella gracilis
Atkins & Peel, 2004 † (FOSSIL)
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Yochelcionella greenlandica
Atkins & Peel, 2004 † (FOSSIL)
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Yochelcionella ostentata
Runnegar & Jell, 1976 † (FOSSIL)
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Yochelcionella pelmani
Vassiljeva, 1990 † (FOSSIL)
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Yochelcionella saginata
Vendrasco & al., 2010 † (FOSSIL)
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Yochelcionella snorkorum
Vendrasco & al., 2010 † (FOSSIL)
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Yochelcionella stylifera
Missarzhevsky & Mambetov, 1981 † (FOSSIL)
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